fff ffs fft ffu ffy fsf fss fst fsu ftf fts ftt ftu fty fuf fus fut fuu fy- sff sfs sft sfu ss- ssf sss sst ssu stf sts stt stu sty suf sus sut suu suy sy- sys syt syu tff tfs tft tfu tsf tss tst tsu tsy ttf tts ttt ttu tty tuf tus tut tuu tuy tyf tys tyt uff ufs uft ufu usf uss ust usu utf uts utt utu uty uus uut uuu uys uyu yff yfs yft yfu yss yst ysu ysy ytf yts ytt ytu yus yut yuu yuy yyf yys yyt yyu yyy

ffff ffss fftf fssf ftfy fuff fufu fuss fust fusu futs futu fuyt fuyu sfss sfsu sfts sssf ssss ssts stfu stsf stss stuf stus stut stuy styf stys suf- suff sufs sufu sus- suss sust susu susy sutu suty suus suyu syff syfy syss syst sytt tfss tssf tsst tsts tsys ttff ttss tttt ttys tuff tuft tufu tuss tust tuts tutt tutu tuty tuys tyff tyft tyss tyst tytt tyty tyus usfs ussf usss usst ussu ussy usts usus uttu uutf uuuu uyts yssu yuff yuft yufu yust yutu yuty yuyu yyff yyyy

fu-fu fuffs fuffy fussy fusts fusty fusus futsu sssss stuff stuft stuss styff suffs suftu sussy susus suttu sutty sysfs systs tsuyu ttttt tuffs tuffy tufts tufty tussy tutty tutus tuyss tytus usutu utfsf uuuuu yufts yusuf

futtsu stuffs stussy tuttut yussuf

sssssss tut-tut tuttuts yuyutsu

tuff-tuff